2292646 has 4 divisors (see below), whose sum is σ = 3438972. Its totient is φ = 1146322.

The previous prime is 2292643. The next prime is 2292691. The reversal of 2292646 is 6462922.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2292643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573160 + ... + 573163.

It is an arithmetic number, because the mean of its divisors is an integer number (859743).

2^2292646 is an apocalyptic number.

2292646 is a deficient number, since it is larger than the sum of its proper divisors (1146326).

2292646 is a wasteful number, since it uses less digits than its factorization.

2292646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146325.

The product of its digits is 10368, while the sum is 31.

The square root of 2292646 is about 1514.1486056527. The cubic root of 2292646 is about 131.8597761002.

The spelling of 2292646 in words is "two million, two hundred ninety-two thousand, six hundred forty-six".